Computer screen display or portion thereof with graphical user interface



The FIGURE is a front view of a computer screen display or portion thereof with graphical user interface showing the new design.

The outermost broken line illustrates the display screen, and the broken line showing of square-shaped and rectangular-shaped boxes, as well as the broken line showing of text (illustrated with a grid overlay) illustrate portions of the graphical user interface. None of the broken lines form part of the claimed design. 

CLAIM The ornamental design for a computer screen display or portion thereof with graphical user interface, as shown and described. 